Yealink SIP-T21 E2 Administrator's Guide

Getting Started
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5. Connect the optional expansion microphones (only applicable to CP860 IP phones)
6. Connect the optional PC (only applicable to CP860)
7. Connect the mobile device (only applicable to CP860)
8. Connect the optional expansion PSTN box CPN10 (only applicable to CP860/CP920 IP
phones)
Note
Attaching the Stand and the Optional Wall Mount Bracket (not
Applicable to CP860/CP920 IP phones)
To attach the stand and the optional wall mount bracket:
For SIP-T54S/T52S:
Desk Mount Method
Wall Mount Method (Optional)
The optional accessories are not included in packaging contents. You need to purchase them
separately if required.

Yealink SIP-T21 E2 Specifications

General

Brand	Yealink
Model	SIP-T21 E2
Category	IP Phone
Language	English